Setting up CTDB on OCFS2 and VMs ...

[Rowland Penny]

On 16/12/14 13:12, Stefan Kania wrote:
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> Hi Rowland,
>
> If these addresses should be your IPs vor Clients accessing the
> Cluster, you must put tese IPs in your public_addresses file

OK, they are in the public_addresses file

> and in
> your DNS the hostname vor your cluster should point to both addresses.

DOH! CNAME.

> Remeber that you have ti install "ethtool" on all nodes!

What do mean remember? I haven't seen it anywhere that you must install 
ethtool, It is installed anyway :-D

> So if you
> start the cluster the system will pick an IP-Address out of the file.
> If there is no public_addresses file your system will not get any IP.
> If there is no ethtool but a public_address file, the node cant set on
> of the IPs. If one node of your clusters fails the second not will get
> the IP address from the failed host. BUT REMEBER you wount see the IPs
> with "ifconfig" you MUST use "ip a l".

That is something else that I haven't seen anywhere! :-)

Rowland

> Stefan
>
>
> Am 16.12.14 um 10:30 schrieb Rowland Penny:
>> On 16/12/14 07:53, Stefan Kania wrote:
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>>> Hi Rowland,
>>>
>>> did you see that you have som Problems with IPs on node 1?
>>> 2014/12/15 16:32:28.300370 [recoverd: 2497]: Failed to find node
>>> to cover ip 192.168.0.9 2014/12/15 16:32:28.300412 [recoverd:
>>> 2497]: Failed to find node to cover ip 192.168.0.8 I also had
>>> some problems with IP and nameresolutions at the beginning. After
>>> I solved that problem everything was fine.
>>>
>>> Stefan
>>>
>>>
>>>
>> I did wonder about those lines, I do not have 192.168.0.8 &
>> 192.168.0.9, but Ronnie posted this:
>>
>> No, you should not/need not create them on the system. Ctdbd will
>> create and assign these addresses automatically and dynamically
>> while the cluster is running.
>>
>> So, do I need to create them and if so, where? This is one of
>> those areas of CTDB that doesn't seem to documented at all.
>>
>> Rowland
>>
>
> - -- 
> Stefan Kania
> Landweg 13
> 25693 St. Michaelisdonn
>
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